Pressure-induced emission band separation of the hybridized local and charge transfer excited state in a TPE-based crystal

2018 ◽  
Vol 20 (19) ◽  
pp. 13249-13254 ◽  
Author(s):  
Xuedan Liu ◽  
Aisen Li ◽  
Weiqing Xu ◽  
Zhiyong Ma ◽  
Xinru Jia
Keyword(s):  
High Pressure ◽  
Excited State ◽  
Charge Transfer ◽  
Emission Band ◽  
Intramolecular Charge Transfer ◽  
Locally Excited ◽  
Simple Molecule ◽  
Band Separation ◽  
Intrinsic Emission

We herein report a newly synthesized simple molecule, named TPEC4, with twisted D–A structure. TPEC4 showed two intrinsic emission bands ascribed to locally excited (LE) state and intramolecular charge transfer (ICT) state under high pressure.

Dynamic adjustment of emission from both singlets and triplets: the role of excited state conformation relaxation and charge transfer in phenothiazine derivates

2021 ◽  
Author(s):  
Weidong Qiu ◽  
Xinyi Cai ◽  
Mengke Li ◽  
Liangying Wang ◽  
Yanmei He ◽  
...  
Keyword(s):  
Excited State ◽  
Charge Transfer ◽  
Intramolecular Charge Transfer ◽  
Dynamic Adjustment ◽  
Twisted Intramolecular Charge Transfer

Dynamic adjustment of emission behaviours by controlling the extent of twisted intramolecular charge transfer character in excited state.

Ultrafast excited state dynamics of fucoxanthin: excitation energy dependent intramolecular charge transfer dynamics

2011 ◽  
Vol 13 (22) ◽  
pp. 10762 ◽  
Author(s):  
Daisuke Kosumi ◽  
Toshiyuki Kusumoto ◽  
Ritsuko Fujii ◽  
Mitsuru Sugisaki ◽  
Yoshiro Iinuma ◽  
...  
Keyword(s):  
Excited State ◽  
Charge Transfer ◽  
Excitation Energy ◽  
Intramolecular Charge Transfer ◽  
Excited State Dynamics ◽  
Charge Transfer Dynamics ◽  
Energy Dependent

Monitoring the intramolecular charge transfer process in the Z907 solar cell sensitizer: a transient Vis and IR spectroscopy and ab initio investigation

2015 ◽  
Vol 17 (33) ◽  
pp. 21594-21604 ◽  
Author(s):  
Nicolò Azzaroli ◽  
Maria Grazia Lobello ◽  
Andrea Lapini ◽  
Alessandro Iagatti ◽  
Laura Bussotti ◽  
...  
Keyword(s):  
Excited State ◽  
Charge Transfer ◽  
Solar Cell ◽  
Ir Spectroscopy ◽  
Ab Initio ◽  
Transfer Process ◽  
Intramolecular Charge Transfer ◽  
Charge Transfer Process ◽  
Tddft Calculations ◽  
Semiconductor Substrates

The excited state dynamics of Z907 in solution and on semiconductor substrates has been studied with ultrafast UV/Vis and IR spectroscopy and DFT/TDDFT calculations.

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